Home / 2,397,017.10-3,307,861.74-1,309,288.50

Finding the Fourth Proportional to 2,397,017.10, 3,307,861.74 and 1,309,288.50

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Solution

The fourth proportional to 2,397,017.10, 3,307,861.74 and 1,309,288.50 is: 1,806,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,017.10 : 3,307,861.74 = 1,309,288.50 : x
  2. Step 2: Convert to fraction form
    2,397,017.10/3,307,861.74 = 1,309,288.50/x
  3. Step 3: Cross multiply
    2,397,017.10x = 3,307,861.74 × 1,309,288.50
  4. Step 4: Simplify right side
    2,397,017.10x = 4,330,945,335,771.99
  5. Step 5: Solve for x
    x = 4,330,945,335,771.99/2,397,017.10
  6. Step 6: Final answer
    x = 1,806,806.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.